Home / 1,418,615.40-2,127,923.10-472,081.80

Finding the Fourth Proportional to 1,418,615.40, 2,127,923.10 and 472,081.80

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Solution

The fourth proportional to 1,418,615.40, 2,127,923.10 and 472,081.80 is: 708,122.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,615.40 : 2,127,923.10 = 472,081.80 : x
  2. Step 2: Convert to fraction form
    1,418,615.40/2,127,923.10 = 472,081.80/x
  3. Step 3: Cross multiply
    1,418,615.40x = 2,127,923.10 × 472,081.80
  4. Step 4: Simplify right side
    1,418,615.40x = 1,004,553,767,309.58
  5. Step 5: Solve for x
    x = 1,004,553,767,309.58/1,418,615.40
  6. Step 6: Final answer
    x = 708,122.70

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Double scale
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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.